42 lines
1.2 KiB
PHP
42 lines
1.2 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Polyfill\Php83;
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/**
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* @author Ion Bazan <ion.bazan@gmail.com>
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*
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* @internal
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*/
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final class Php83
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{
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private const JSON_MAX_DEPTH = 0x7FFFFFFF; // see https://www.php.net/manual/en/function.json-decode.php
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public static function json_validate(string $json, int $depth = 512, int $flags = 0): bool
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{
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if (0 !== $flags && \defined('JSON_INVALID_UTF8_IGNORE') && \JSON_INVALID_UTF8_IGNORE !== $flags) {
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throw new \ValueError('json_validate(): Argument #3 ($flags) must be a valid flag (allowed flags: JSON_INVALID_UTF8_IGNORE)');
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}
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if ($depth <= 0) {
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throw new \ValueError('json_validate(): Argument #2 ($depth) must be greater than 0');
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}
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if ($depth >= self::JSON_MAX_DEPTH) {
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throw new \ValueError(sprintf('json_validate(): Argument #2 ($depth) must be less than %d', self::JSON_MAX_DEPTH));
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}
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json_decode($json, null, $depth, $flags);
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return \JSON_ERROR_NONE === json_last_error();
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}
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}
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